Cartier engagement ring 4 6 million.
Most expensive cartier diamond ring.
The 5 31 karat diamond sits between two pear shaped emeralds in a bed of 18 carat yellow gold.
The pink star diamond ring was initially expected to sell for 61 million but it proved to be a desirable piece of stone resulting in a bidding war that eventually made it the most expensive ring in the world.
Top 15 most expensive engagement rings in the world.
Luxury jewelry on the cartier official website.
Prince rainier iii of monaco proposed to grace kelley with a mahoosive 10 47 emerald cut diamond ring by cartier.
From kate middleton to princess mary these are the most expensive royal engagement rings ranked.
It was a 10 48 carat diamond ring also made by cartier that featured a huge emerald cut.
A rare blue 8 5 carat diamond ring.
The 5 4 blue carat diamond ring was purchased by graff diamonds and once held the title of the worlds most expensive engagement ring.
The late grace kelly from husband prince rainier iii of monaco a 10 47 emerald cut diamond ring.
The ring was sold by sotheby s at geneva switzerland in 2013 for 73 99 million rising to 83 million with commission fees.
Like many of the items on our list this is a one of a kind item.